Move unit tests into unit test directory

In order to pave the way for functional testing, move existing unit
tests into a directory labeled unit. A subsequent patch will add a
directory for functional tests.

Change-Id: I08e592c328104139386b1199cdc9c3aa9841805f

.testr.conf

@@ -2,6 +2,6 @@
 test_command=OS_STDOUT_CAPTURE=${OS_STDOUT_CAPTURE:-1} \
              OS_STDERR_CAPTURE=${OS_STDERR_CAPTURE:-1} \
              OS_TEST_TIMEOUT=${OS_TEST_TIMEOUT:-60} \
-             ${PYTHON:-python} -m subunit.run discover $DISCOVER_DIRECTORY $LISTOPT $IDOPTION
+             ${PYTHON:-python} -m subunit.run discover -t ./ ./muranoclient/tests $LISTOPT $IDOPTION
 test_id_option=--load-list $IDFILE
 test_list_option=--list

muranoclient/tests/unit/test_common_http.py

@@ -19,7 +19,7 @@ import testtools
 
 from muranoclient.common import exceptions as exc
 from muranoclient.common import http
-from muranoclient.tests import fakes
+from muranoclient.tests.unit import fakes
 
 
 @mock.patch('muranoclient.common.http.requests.request')

muranoclient/tests/unit/test_package_creator.py

@@ -16,7 +16,7 @@ import os
 import shutil
 
 from muranoclient.openstack.common.apiclient import exceptions
-from muranoclient.tests import base
+from muranoclient.tests.unit import base
 from muranoclient.v1.package_creator import hot_package
 from muranoclient.v1.package_creator import mpl_package
 

muranoclient/tests/unit/test_shell.py

@@ -31,8 +31,8 @@ from muranoclient.common import exceptions as common_exceptions
 from muranoclient.common import utils
 from muranoclient.openstack.common.apiclient import exceptions
 import muranoclient.shell
-from muranoclient.tests import base
-from muranoclient.tests import test_utils
+from muranoclient.tests.unit import base
+from muranoclient.tests.unit import test_utils
 from muranoclient.v1 import shell as v1_shell
 
 make_pkg = test_utils.make_pkg

tox.ini

@@ -5,16 +5,17 @@ skipsdist = True
 
 [testenv]
 usedevelop = True
+whitelist_externals = bash
 install_command = pip install -U {opts} {packages}
-setenv =
-    VIRTUAL_ENV={envdir}
+setenv = VIRTUAL_ENV={envdir}
+
 deps =
     -r{toxinidir}/requirements.txt
     -r{toxinidir}/test-requirements.txt
 commands = bash tools/pretty_tox.sh '{posargs}'
 
 [testenv:pep8]
-commands =   flake8 {posargs}
+commands = flake8 {posargs}
 
 [testenv:venv]
 commands = {posargs}